Analysis
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max time kernel
44s -
max time network
17s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
31-05-2024 01:45
Behavioral task
behavioral1
Sample
b64a6c2cf6619a7517d1dcc6a139578a6fbedfbe14c269a8f1ccf6380412e0ad.xlsm
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
b64a6c2cf6619a7517d1dcc6a139578a6fbedfbe14c269a8f1ccf6380412e0ad.xlsm
Resource
win10v2004-20240426-en
General
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Target
b64a6c2cf6619a7517d1dcc6a139578a6fbedfbe14c269a8f1ccf6380412e0ad.xlsm
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Size
92KB
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MD5
09b76d3302be4192b0c2de27078fe8a5
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SHA1
a78554438fde3b52aab95cf82388749dec1551ff
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SHA256
b64a6c2cf6619a7517d1dcc6a139578a6fbedfbe14c269a8f1ccf6380412e0ad
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SHA512
d59beacd7746048912f194344aa5d67a2c51ddc8f5f93b0fdffb91173b236cb8ddd95ddcdcdf17706c2c9989d5b856bb9f99a9df7d0b80173bc0cd151e12b488
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SSDEEP
1536:CguZCa6S5khUIFse094znOSjhLM+vGa/M1NIpPkUlB7583fjncFYIIPFO:CgugapkhlFse09aPjpM+d/Ms8ULavLc9
Malware Config
Signatures
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Office loads VBA resources, possible macro or embedded object present
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Enumerates system info in registry 2 TTPs 1 IoCs
description ioc Process Key opened \REGISTRY\MACHINE\Hardware\Description\System\FloatingPointProcessor EXCEL.EXE -
description ioc Process Key created \REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Internet Explorer\Toolbar EXCEL.EXE Set value (str) \REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Internet Explorer\Toolbar\ShowDiscussionButton = "Yes" EXCEL.EXE Set value (str) \REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\ONBttnIE.dll/105" EXCEL.EXE Set value (int) \REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\Contexts = "55" EXCEL.EXE Set value (int) \REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\Contexts = "1" EXCEL.EXE Key created \REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Internet Explorer\MenuExt EXCEL.EXE Key created \REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote EXCEL.EXE Key created \REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel EXCEL.EXE Set value (str) \REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\EXCEL.EXE/3000" EXCEL.EXE -
Suspicious behavior: AddClipboardFormatListener 1 IoCs
pid Process 2220 EXCEL.EXE -
Suspicious use of SetWindowsHookEx 3 IoCs
pid Process 2220 EXCEL.EXE 2220 EXCEL.EXE 2220 EXCEL.EXE
Processes
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C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE"C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE" /dde C:\Users\Admin\AppData\Local\Temp\b64a6c2cf6619a7517d1dcc6a139578a6fbedfbe14c269a8f1ccf6380412e0ad.xlsm1⤵
- Enumerates system info in registry
- Modifies Internet Explorer settings
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:2220